Chevrolet Electric Vehicles: Systems, Service & Diagnosis
Build the knowledge and diagnostic confidence to service Chevrolet’s electric vehicle lineup, Including: Bolt EV to the Blazer EV, Equinox EV, and Silverado EV.
Description
Course Description
Chevrolet’s electric vehicle lineup spans different generations of technology, creating unique service and diagnostic challenges for technicians. This course explores the Bolt EV, Blazer EV, Equinox EV, and Silverado EV, emphasizing the practical knowledge needed to understand, service, and diagnose these vehicles.
Participants will examine electric powertrain operation, high-voltage safety, battery systems, charging, and thermal management. The course highlights differences between the Bolt and Chevrolet’s newer EV platforms, helping technicians recognize where system designs and service procedures vary. Using service information and scan-tool diagnostic strategies, participants will learn to interpret operating data, evaluate faults, and identify vehicle-specific service requirements.
Topics Covered
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Vehicle architectures: Compare the Bolt with the Blazer EV, Equinox EV, and Silverado EV.
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High-voltage safety: Locate components and apply vehicle-specific depowering and absence-of-voltage verification procedures.
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High-voltage batteries: Examine battery construction, monitoring, thermal management, and diagnostic considerations.
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Electric drive systems: Understand drive motor, inverter, and power electronics operation.
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Charging systems: Explore AC and DC charging operation, charging controls, and diagnostic approaches for charging concerns.
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Thermal management: Review battery conditioning, power electronics cooling, and cabin heating and cooling systems.
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Low-voltage systems: Understand how 12-volt power and DC/DC conversion affect vehicle operation.
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Service information and scan tools: Locate procedures, interpret scan data, and use supported diagnostic functions.
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Diagnostic strategies: Combine trouble codes, operating data, and functional tests to guide fault isolation.
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Service considerations: Identify platform-specific maintenance, lifting, towing, and component replacement requirements.